Be gentle to all and stern with yourself.
Things do not happen. Things are made to happen.
If you've got a talent, protect it.
Be thine own palace, or the world's thy jail.
You never know what motivates you.
To be a good loser is to learn how to win.
The secret of getting ahead is getting started.
What you do today can improve all your tomorrows.
The most effective way to do it, is to do it.
It's always too early to quit.
Each department of knowledge passes through three stages. The theoretic stage the theological stage and the metaphysical or abstract stage.